html {
    color: rgb(59, 59, 59);
    background: white;
}

/* define table of content */
#table-of-contents {
    font-size: smaller;
    position: fixed;
    right: 0;
    top: 0;
    background-color: lightyellow;
    box-shadow: 0 0 1em #777777;
	-webkit-box-shadow: 0 0 1em #777777;
    -moz-box-shadow: 0 0 1em #777777;
    border-radius: 5px;
    margin: 2px 2px 0 0;
}
#table-of-contents h2 {
    font-size: large;
    font-weight: normal;
    padding: 0.5em;
    margin: 0;
    border: none;
    background-color: inherit;
    color: inherit;
}
#table-of-contents #text-table-of-contents {
    display: none;
}
#table-of-contents #text-table-of-contents ul {
    margin: inherit;
}
#table-of-contents:hover #text-table-of-contents {
    display: block;
    padding-right: 10px;
    padding-bottom: 10px;
}

body {
    margin: 0px 50px;
    padding: 8px 16px;
    font-family: serif;
    font-size: initial;
    line-height: 1.6;
}


body h1,h2,h3,h4,h5,h6,p,pre,ul,ol  {
    max-width: 80rem;
    margin-bottom: 2em;
}
body h1 {
    /* border-bottom: solid 1px #dce3e5; */
    /* border-top: solid 1px #dce3e5; */
    /* padding: 0.1em 0.5em; */
    /* background-color: #eeeeee; */
    margin-bottom: 0;
}
body h1.title {
    text-align: center;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 51px;
    padding: 0px 24px;
    max-width: 78rem;
}
body h1 span.subtitle {
    font-size: 70%;
    font-weight: bold;
}
body ul.org-ul, body ol.org-ol {
    border-style: solid;
    border-width: 0px 0px 0px 5px;
    border-color: #3d7e9a;
    max-width: 78.2rem;
    background-color: rgb(228, 234, 241);
}
body ul.org-ul li, body ol.org-ol li {
    padding-left: 0.2em;
    padding-right: 0.2em;
    /* background-color: #f5f5f5; */
}
body ul.org-ul li:first-child, body ol.org-ol li:first-child {
    padding-top: 0.3em;
}
body ul.org-ul li:last-child, body ol.org-ol li:last-child {
    padding-bottom: 0.3em;
}
body h2 {
    font-size: 2.33333rem;
    margin: 50px 0 20px 0;
    width: max-content;
    font-weight: bold;
    /* border-bottom: solid 2px #3d7e9a; */
}
body h3 {
    font-size: 1.8rem;
    margin: 15px 0;
}
body h4 {
    font-size: 1.3rem;
    margin: 10px 0;
}
a {
    color: #3d7e9a;
    padding: 0 0.1em;
    text-decoration: none;
}
a:hover {
    text-decoration-line: underline;
}
a:visited {
    color: purple;
}
body p {
    margin: 0;
    /* text-indent: 2em; */
    padding: 0.2em 0.5em;
    /* background-color: #f5f5f5; */
}

pre {
    border: 0 solid #3d7e9a;
    border-left-width: 5px;
    background-color: #eee;
}
pre.src {
    max-width: 78.1rem;
    font-family: initial;
    padding: 0.8em 1.2em;
    box-shadow: 0 0 1px #777777;
	-webkit-box-shadow: 0 0 1px #777777;
    -moz-box-shadow: 0 0 1px #777777;
}
.todo {
    color: rgb(187, 0, 0);
}
.done {
    color: rgb(0, 120, 0);
}
.tag {
    background-color: rgb(241, 241, 241);
}
h1 .tag, h2 .tag, h3 .tag {
    font-size: 80%;
    font-weight: lighter;
}
.timestamp {
    font-family: initial;
    color: grey;
}

body table {
    border-collapse: unset;
    border-style: none;
    margin-bottom: 16px;
}
td, th { 
    vertical-align:top;  
    padding: 15px 15px;
    text-align: left;
}
body thead th{
    color: #fff;
    background-color: #3d7e9a;
    /* border-bottom-width: 2px;
    border-bottom-style: solid;
    border-bottom-color: rgb(0, 0, 61); */
}
tbody tr {
    font-size: smaller;
    border-style: none;
    text-align: left;
    background-color: rgb(251, 251, 251);
}
tbody tr:nth-child(even) {
    background-color: rgb(243, 243, 243);
}
td {
    border-style: none;
    padding: 10px 15px;
}

#postamble {
    background-color: #eee;
    max-width: 80em;
}
#postamble p {
    text-indent: 0;
}
#postamble .validation {
    display: none;
}
